Local Calling Guide
Area code/prefix search
Washington Zone 2, MD
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 240-330
| 4 |
|
876D ONVOY, LLC - MD |
236 |
|
2008-10-05 |
|
| 240-330
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-10-12 |
|
| 240-330
| 6 |
|
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2008-10-10 |
|
| 240-330
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-330
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-330
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-333
| A |
|
829J PAETEC ITEL, LLC |
236 |
|
2025-04-02 |
|
| 240-336
| A |
CHCHMDBEPS0 |
2593 CORE COMMUNICATIONS, INC.- MD |
236 |
|
2024-01-16 |
|
| 240-340
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-340
| 0 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-10-02 |
|
| 240-340
| 1 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-10-02 |
|
| 240-340
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-10-02 |
|
| 240-340
| 3 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2011-10-02 |
|
| 240-340
| 4 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-07-25 |
|
| 240-340
| 5 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-07-25 |
|
| 240-340
| 6 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-07-25 |
|
| 240-340
| 7 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-07-25 |
|
| 240-340
| 8 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-06-01 |
|
| 240-340
| 9 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2023-12-04 |
|
| 240-370
| A |
BTVLMD12CMA |
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
|
|
| 240-370
| 0 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-08 |
|
| 240-370
| 1 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 2 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 3 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 4 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-370
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2008-02-04 |
|
| 240-380
| A |
WASKDCFNAMD |
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
|
|
| 240-380
| 0 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2007-11-08 |
|
| 240-380
| 1 |
|
829J PAETEC ITEL, LLC |
236 |
|
2008-01-07 |
|
| 240-380
| 2 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-01-25 |
|
| 240-380
| 3 |
|
6119 LEVEL 3 COMMUNICATIONS, LLC - MD |
236 |
|
2008-01-25 |
|
| 240-380
| 4 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-12-20 |
|
| 240-380
| 5 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-12-20 |
|
| 240-380
| 6 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-12-20 |
|
| 240-380
| 7 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-12-20 |
|
| 240-380
| 8 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-12-20 |
|
| 240-380
| 9 |
|
6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC |
236 |
|
2007-12-20 |
|
| 240-383
| A |
BTVLMD18GT0 |
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 240-383
| 0 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 240-383
| 1 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2007-07-22 |
|
| 240-383
| 2 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
|
|
| 240-383
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
236 |
|
2007-07-22 |
|
| 240-383
| 4 |
|
281E YMAX COMMUNICATIONS CORP. - MD |
236 |
|
2008-10-10 |
|
| 240-383
| 5 |
|
6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD |
236 |
|
2012-05-15 |
|
| 240-383
| 6 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2005-03-24 |
|
| 240-383
| 7 |
|
4036 NEW CINGULAR WIRELESS PCS, LLC - DC |
236 |
|
2005-03-24 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
Sponsored by: BeeVox - Whitelabel Reseller Platform
Like this site? We accept donations via PayPal.